4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Josh Boyer <jwboyer@xxxxxxxxxxxxxxxxx> commit ed1f0eeebaeeb7f790e9e7642116a208581e5bfc upstream. Add device ID 0x0a04 for Haswell-ULT to the list of devices with MCH problems. >From a Lenovo ThinkPad T440S: [ 0.188604] pnp: PnP ACPI init [ 0.189044] system 00:00: [mem 0x00000000-0x0009ffff] could not be reserved [ 0.189048] system 00:00: [mem 0x000c0000-0x000c3fff] could not be reserved [ 0.189050] system 00:00: [mem 0x000c4000-0x000c7fff] could not be reserved [ 0.189052] system 00:00: [mem 0x000c8000-0x000cbfff] could not be reserved [ 0.189054] system 00:00: [mem 0x000cc000-0x000cffff] could not be reserved [ 0.189056] system 00:00: [mem 0x000d0000-0x000d3fff] has been reserved [ 0.189058] system 00:00: [mem 0x000d4000-0x000d7fff] has been reserved [ 0.189060] system 00:00: [mem 0x000d8000-0x000dbfff] has been reserved [ 0.189061] system 00:00: [mem 0x000dc000-0x000dffff] has been reserved [ 0.189063] system 00:00: [mem 0x000e0000-0x000e3fff] could not be reserved [ 0.189065] system 00:00: [mem 0x000e4000-0x000e7fff] could not be reserved [ 0.189067] system 00:00: [mem 0x000e8000-0x000ebfff] could not be reserved [ 0.189069] system 00:00: [mem 0x000ec000-0x000effff] could not be reserved [ 0.189071] system 00:00: [mem 0x000f0000-0x000fffff] could not be reserved [ 0.189073] system 00:00: [mem 0x00100000-0xdf9fffff] could not be reserved [ 0.189075] system 00:00: [mem 0xfec00000-0xfed3ffff] could not be reserved [ 0.189078] system 00:00: [mem 0xfed4c000-0xffffffff] could not be reserved [ 0.189082] system 00:00: Plug and Play ACPI device, IDs PNP0c01 (active) [ 0.189216] system 00:01: [io 0x1800-0x189f] could not be reserved [ 0.189220] system 00:01: [io 0x0800-0x087f] has been reserved [ 0.189222] system 00:01: [io 0x0880-0x08ff] has been reserved [ 0.189224] system 00:01: [io 0x0900-0x097f] has been reserved [ 0.189226] system 00:01: [io 0x0980-0x09ff] has been reserved [ 0.189229] system 00:01: [io 0x0a00-0x0a7f] has been reserved [ 0.189231] system 00:01: [io 0x0a80-0x0aff] has been reserved [ 0.189233] system 00:01: [io 0x0b00-0x0b7f] has been reserved [ 0.189235] system 00:01: [io 0x0b80-0x0bff] has been reserved [ 0.189238] system 00:01: [io 0x15e0-0x15ef] has been reserved [ 0.189240] system 00:01: [io 0x1600-0x167f] has been reserved [ 0.189242] system 00:01: [io 0x1640-0x165f] has been reserved [ 0.189246] system 00:01: [mem 0xf8000000-0xfbffffff] could not be reserved [ 0.189249] system 00:01: [mem 0x00000000-0x00000fff] could not be reserved [ 0.189251] system 00:01: [mem 0xfed1c000-0xfed1ffff] has been reserved [ 0.189254] system 00:01: [mem 0xfed10000-0xfed13fff] has been reserved [ 0.189256] system 00:01: [mem 0xfed18000-0xfed18fff] has been reserved [ 0.189258] system 00:01: [mem 0xfed19000-0xfed19fff] has been reserved [ 0.189261] system 00:01: [mem 0xfed45000-0xfed4bfff] has been reserved [ 0.189264] system 00:01: Plug and Play ACPI device, IDs PNP0c02 (active) [....] [ 0.583653] resource sanity check: requesting [mem 0xfed10000-0xfed15fff], which spans more than pnp 00:01 [mem 0xfed10000-0xfed13fff] [ 0.583654] ------------[ cut here ]------------ [ 0.583660] WARNING: CPU: 0 PID: 1 at arch/x86/mm/ioremap.c:198 __ioremap_caller+0x2c5/0x380() [ 0.583661] Info: mapping multiple BARs. Your kernel is fine. [ 0.583662] Modules linked in: [ 0.583666] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.3.3-303.fc23.x86_64 #1 [ 0.583668] Hardware name: LENOVO 20AR001GXS/20AR001GXS, BIOS GJET86WW (2.36 ) 12/04/2015 [ 0.583670] 0000000000000000 0000000014cf7e59 ffff880214a1baf8 ffffffff813a625f [ 0.583673] ffff880214a1bb40 ffff880214a1bb30 ffffffff810a07c2 00000000fed10000 [ 0.583675] ffffc90000cb8000 0000000000006000 0000000000000000 ffff8800d6381040 [ 0.583678] Call Trace: [ 0.583683] [<ffffffff813a625f>] dump_stack+0x44/0x55 [ 0.583686] [<ffffffff810a07c2>] warn_slowpath_common+0x82/0xc0 [ 0.583688] [<ffffffff810a085c>] warn_slowpath_fmt+0x5c/0x80 [ 0.583692] [<ffffffff810a6fba>] ? iomem_map_sanity_check+0xba/0xd0 [ 0.583695] [<ffffffff81065835>] __ioremap_caller+0x2c5/0x380 [ 0.583698] [<ffffffff81065907>] ioremap_nocache+0x17/0x20 [ 0.583701] [<ffffffff8103a119>] snb_uncore_imc_init_box+0x79/0xb0 [ 0.583705] [<ffffffff81038900>] uncore_pci_probe+0xd0/0x1b0 [ 0.583707] [<ffffffff813efda5>] local_pci_probe+0x45/0xa0 [ 0.583710] [<ffffffff813f118d>] pci_device_probe+0xfd/0x140 [ 0.583713] [<ffffffff814d9b52>] driver_probe_device+0x222/0x480 [ 0.583715] [<ffffffff814d9e34>] __driver_attach+0x84/0x90 [ 0.583717] [<ffffffff814d9db0>] ? driver_probe_device+0x480/0x480 [ 0.583720] [<ffffffff814d762c>] bus_for_each_dev+0x6c/0xc0 [ 0.583722] [<ffffffff814d930e>] driver_attach+0x1e/0x20 [ 0.583724] [<ffffffff814d8e4b>] bus_add_driver+0x1eb/0x280 [ 0.583727] [<ffffffff81d6af1a>] ? uncore_cpu_setup+0x12/0x12 [ 0.583729] [<ffffffff814da680>] driver_register+0x60/0xe0 [ 0.583733] [<ffffffff813ef78c>] __pci_register_driver+0x4c/0x50 [ 0.583736] [<ffffffff81d6affc>] intel_uncore_init+0xe2/0x2e6 [ 0.583738] [<ffffffff81d6af1a>] ? uncore_cpu_setup+0x12/0x12 [ 0.583741] [<ffffffff81002123>] do_one_initcall+0xb3/0x200 [ 0.583745] [<ffffffff810be500>] ? parse_args+0x1a0/0x4a0 [ 0.583749] [<ffffffff81d5c1c8>] kernel_init_freeable+0x189/0x223 [ 0.583752] [<ffffffff81775c40>] ? rest_init+0x80/0x80 [ 0.583754] [<ffffffff81775c4e>] kernel_init+0xe/0xe0 [ 0.583758] [<ffffffff81781adf>] ret_from_fork+0x3f/0x70 [ 0.583760] [<ffffffff81775c40>] ? rest_init+0x80/0x80 [ 0.583765] ---[ end trace 077c426a39e018aa ]--- 00:00.0 Host bridge [0600]: Intel Corporation Haswell-ULT DRAM Controller [8086:0a04] (rev 0b) Subsystem: Lenovo Device [17aa:220c] Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort+ >SERR- <PERR- INTx- Latency: 0 Capabilities: <access denied> Kernel driver in use: hsw_uncore Link: https://bugzilla.redhat.com/show_bug.cgi?id=1300955 Tested-by: <robo@xxxxxx> Signed-off-by: Josh Boyer <jwboyer@xxxxxxxxxxxxxxxxx> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> Cc: Laura Abbott <labbott@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/pnp/quirks.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/pnp/quirks.c +++ b/drivers/pnp/quirks.c @@ -342,6 +342,7 @@ static void quirk_amd_mmconfig_area(stru /* Device IDs of parts that have 32KB MCH space */ static const unsigned int mch_quirk_devices[] = { 0x0154, /* Ivy Bridge */ + 0x0a04, /* Haswell-ULT */ 0x0c00, /* Haswell */ }; -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html